HH

Hans-Joachim Helle

MG Montanwerke Walter Gmbh: 1 patents #3 of 15Top 20%
WA Walter Ag: 1 patents #30 of 79Top 40%
📍 Tübingen, DE: #147 of 431 inventorsTop 35%
Overall (All Time): #2,259,317 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5738564 Numerically controlled grinding machine for grinding workpieces, in particular tools Adolf Nill 1998-04-14
4691479 Machine and process for cutting chipping-grooves into elongated peripheral milling cutters with hemispherical tips 1987-09-08